Really? That's interesting. My last-played stuff doesn't seem to work at all, nor does %cwb_activelist_count%.
$puts(dayssince,$cwb_datediff(%cwb_systemdate%,%last_played%))$puts(dayssince,$sub($get(dayssince),$if($and($greater(7,$substr(%cwb_systemdatetime%,12,13)),$greater($substr(%last_played%,12,13),6)),1,0)))$if($and($greater($substr(%cwb_systemdatetime%,12,13),6),$greater(7,$substr(%last_played%,12,13))),$puts(dayssince,$add($get(dayssince),1)),)$puts(calcdayofweek,$add(1,$mod($add($substr(%last_played%,3,4),$div($substr(%last_played%,3,4),4),$select($substr(%last_played%,6,7),6,2,2,5,0,3,5,1,4,6,2,4),$substr(%last_played%,9,10)),7)))$puts(calcdayofweek,$sub($get(calcdayofweek),$ifgreater(7,$substr(%last_played%,12,13),1,0)))$if($strcmp($get(calcdayofweek),0),$puts(calcdayofweek,7),)$puts(dayperiod,$select($add(1,$substr(%last_played% ,12,13)),Night,Night,Night,Night,Night,Night,Night,Morning,Morning,Morning,Morning,Morning,Afternoon
,Afternoon,Afternoon,Afternoon,Afternoon,Evening,Evening,Evening,Evening,Night,Night,Night))$if(%last_played%,$puts(rel_timestamp,$ifgreater($get(dayssince),0,$ifgreater($get(dayssince),1,$ifgreater($get(dayssince),6,$if($and($greater($get(dayssince),21),$not($strcmp($left(%cwb_systemdate%,7),$left(%last_played%,7)))),$if($not($strcmp($left(%cwb_systemdate%,4),$substr(%last_played%,1,4))),$select($substr(%last_played%,6,7),January,February,March,April,May,June,July,August,September,October,November,December)' '$ifgreater($get(dayssince),334,$substr(%last_played%,1,4),),$ifgreater(2,$sub($substr(%cwb_systemdate%,6,7),$substr(%last_played%,6,7)),'Last Month',$select($substr(%last_played%,6,7),January,February,March,April,May,June,July,August,September,October,November,December))),$ifgreater($div($add($get(dayssince),4),7),1,$div($add($get(dayssince),4),7)' Weeks Ago',Last Week)),$select($get(calcdayofweek),Sunday,Monday,Tuesday,Wednesday,Thursday,Friday,Saturday)' '$get(dayperiod)),$if($strcmp($get(dayperiod),Night),Last,Yesterday)' '$get(dayperiod)),$if($strcmp($get(dayperiod),Night),Tonight,This $get(dayperiod)))),$puts(rel_timestamp,Never))$get(rel_timestamp)
I'm using this I got off some forum (I forgot where, but definitely not HA).